| Abbreviation | Definition |
|---|---|
| IEWA | Inland Empire Waterways Association |
| IFA | International Factoring Association |
| IFA | International Factoring Association's |
| IFA | International Finn Association |
| IFA | International Fiscal Association |
| IFA | Irish F***ers Association |
| IFAA | Indiana Field Archery Association |
| IFAA | International Federation of Adjusting Associations |
| IFAA | International Federation of Associations of Anatomists |
| IFAA | International Field Archery Association |
| IFAA | International Fighting Arts Association |
| IFAPA | Indian Ferro Alloy Producers' Association |
| IFAPA | Indian Ferro Alloys Producers Association |
| IFAPA | Indian Ferro Alloys Producers' Association |
| IFBA | Indian Flair Bartenders Association |
| IFBA | Interbalkan Forum of Banking Associations |
| IFBA | International Federation of Biosafety Associations |
| IFBA | International Federation of Boomerang Associations |
| IFBA | International Federation of Broomball Associations |
| IFBA | International Female Boxers Association |